![From Polyphenism to Complex Metazoan Life Cycles || The Initiation of Metamorphosis as an Ancient Polyphenic Trait and Its Role in Metazoan Life-Cycle Evolution]()
From Polyphenism to Complex Metazoan Life Cycles || The Initiation of Metamorphosis as an Ancient Polyphenic Trait and Its Role in Metazoan Life-Cycle EvolutionSandie M. Degnan and Bernard M. Degnan · Philosophical Transactions: Biological Sciences · 2010